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I have a 2005 nissan frontier and I've been getting the code
I have a 2005 nissan frontier and I've been getting the code P0430 catalyst below threshold bank 2. … read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
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Was just checking with a torque for Android sensor and got
Was just checking with a torque for Android sensor and got two readings of fail. TID: $01 CID: $02 - Rich to Lean sensor threshold voltage (constant) Min:30 Test result value: 7 FAIL. What does that m… read more
Chris(aka-Moose)
Chris(aka-Moose)
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Vocational, Technical or Trade School
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Thanks for any info sent. Working on 2008 pathfinder v6 4.0.
Hi, thanks for any info sent. Working on 2008 pathfinder v6 4.0 . My scan tool is reading 2.3 pos volts and fluctuations slightly lower . Open or closed loop! Have a code p0430 . O2 sensors are suppos… read more
Bradley Jordan
Bradley Jordan
Retired
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Well nothin yet but im concerned that the cats may fail and
Well nothin yet but im concerned that the cats may fail and take out the rings on the cylinder closest to the fire wall how do i be proactive and prevent such damage ive seen first hand this damage oc… read more
Matt
Matt
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Bachelor's Degree
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I have a 2004 Nissan Maxima with the SES codes for P1274 &
Hello, I have a 2004 Nissan Maxima with the SES codes for P1274 & P1283. Here is what was done for repairs, Replaced both primary O2 sensors on B1S1 and B2S1. Replaced one of the catalytic conveter an… read more
Richard Greer
Richard Greer
Online Automotive Repair Consultant
Vocational, Technical or Trade School
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P1273 code STFT bank 1 +8 at idle and increases as rpm
P1273 code STFT bank 1 +8 at idle and increases as rpm increases … read more
Jake
Jake
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I get codes 1273 and 1283 after gutting cats and installing
I get codes 1273 and 1283 after gutting cats and installing spacers. … read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
25,879 satisfied customers
Jake. I have this exact same problem with my Pathfinder:
Hi Jake. I have this exact same problem with my Pathfinder: P430 turned into P2a03 code after replacement of the Cat. I also since replaced both 02 sensors. What's the best way to determine if I have … read more
David Craig
David Craig
OWNER/MECHANIC
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Nissan Maxima: 2002 Maxima, 6 speed manual, P0300 and P0430
2002 Maxima, 6 speed manual, P0300 and P0430 engine codes. Car has occasional engine miss felt on acceleration but normally no driving problems. Codes erased and did not appear on test drive but after… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
25,879 satisfied customers
Maxima: Hi Have a 2005 Maxima 3.5 SE and the "Chk engine"
Hi Have a 2005 Maxima 3.5 SE and the "Chk engine" keeps coming on. I've had (2) O-2 sensors changed and the "mass air flow sensor" changed and the light comes on after I drive about 70 mi after it get… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
25,879 satisfied customers
Titan: I cannot afford 3600 to replace my sensors & catalytic
I cannot afford 3600 to replace my sensors & catalytic converter on both sides for my 2005 Nissan Titan, but need to pass my smog test for car registration renewal. Help! We tried re-setting & even re… read more
Jake
Jake
5,832 satisfied customers
Im searcing for root cause of a P0430 code on bank 2 besides
I'm searcing for root cause of a P0430 code on bank 2 besides just replacing the cat. O2 sensor voltages seem fairly "stable" on bank 1, say 0.300V before the cat and 0.600V after when driving steady … read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
25,879 satisfied customers
2000 nissan maxima: two codes..dtc..P0430 catalyst efficiency
for 2000 nissan maxima I have two codes 1-P1320 no dtc definition found see service manualand 2-P0430 catalyst efficiency below threshold bank two… read more
Stephen D
Stephen D
647 satisfied customers
Nissan/Datsun Xterra 3.3L question. Bank2 is throwing a
3.3L question. Bank2 is throwing a "Running Lean" code. System is staying in closed loop. Bank2 STFT is starting at 0 and cycles up to 25 and starts over at 0 and continues cycle up to 25. Bank2 LTFT … read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
22,424 satisfied customers
98 Nissan Pathfinder: Im getting two codes..Knock Sensor..O2 sensor
My '98 Nissan Pathfinder just failed the state inspection in Texas. I'm getting two codes: PO430: Catalyst System Efficiency Below Threshold (Bank 2) and PO325: Knock Sensor 1 Circuit Malfunction (Ban… read more
HondaPlatinum
HondaPlatinum
Vocational, Technical or Trade School
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2003 Nissan Sentra: DTC..shorts though both oxygen sensors circuits
I'm getting a DTC P0031 on my 2003 Nissan Sentra. I have checked for opens and shorts though both oxygen sensors circuits and found none. I have also replaced both oxygen sensors, which did not fix th… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
25,879 satisfied customers
00 Nissan Altima: recently replaced..new valve guide seals..cylinders
I recently replaced the headgasket on a '00 Nissan Altima KA24DE. The head was milled, new valve guide seals, pressure and vaccum test. I recently changed the plugs and did a compression test on all f… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
25,879 satisfied customers
Limit: My 02 Xterra passed the curb idle test for CO%, but failed..RPM
My 02 Xterra passed the curb idle test for CO%, but failed at 1886 RPM (limit is .29, reading was 1.39). Replace the cats?… read more
Jim B
Jim B
AAA Approved Shop Owner
High School or GED
1,257 satisfied customers
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used your service this weekend with "Trecers" help. thank you ,thank you, thank you. replaced an A/C fan motor. Local Auto Zone had part. $15.00 "tracer" fee and $40.00 for parts, I saved several hundreds of dollers at a shop. i will recommend you and use you in the future.

David L.Richmond, TX

9 dollars, 2 hours of my time, and I drove away. Your diagnosis was right on the mark. Thank you so much.

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Lurch. Thank you very much. I had real doubts about this website but your promptness of response, quick followup and to the point answer with picture was incredible.

CharlesWalnut Creek, CA

As a single woman, I really appreciate an excellent and affordable opinion.
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SueCharleston, WV

Another great insight to what may be the problem. I will have my mechanic take a look at it tomorrow. Thanks again, Frank...you do indeed know your stuff.

JimCastleberry, FL

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Meet the Experts:

Chris(aka-Moose)

Chris(aka-Moose)

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Marty

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Mike V.

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Ron

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Richard

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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